| dimethylallyl diphosphate umbelliferone 7-O-dimethyltransferase | <enzyme> Catalyses the 7-o-prenylation of umbelliferone, forming o-prenylumbelliferone Registry number: EC 2.5.1.- Synonym: ddu7-transferase (26 Jun 1999) |
|---|---|
| dolichol phosphate glucose-dolichol diphosphate oligosaccharide glucosyltransferase | <enzyme> Can also use dolichol-p-galactose as donor Registry number: EC 2.4.1.- Synonym: dolichol-p-glucose-dolichol-p-p-oligosaccharide glucosyltransferase, dolichol-pp-oligosaccharide glucosyltransferase (ii), dolichol-p-p-oligosaccharide glucosyltransferase (i), dol-p-p-oligosaccharide glycosyltransferase, dppo-glucosyltransferase, dolichyl-p-glucose-man(9)(glcnac)2-pp-dolichol glucosyltransferase (26 Jun 1999) |
| inosine 5'-diphosphate | Inosine esterified at its 5' position with diphosphoric acid. Acronym: IDP (05 Mar 2000) |
| inosine diphosphate | <chemical> Inosine 5'-(trihydrogen diphosphate). An inosine nucleotide containing two phosphate groups esterified to the sugar moiety. Synonym: irpp; inosine pyrophosphate. Chemical name: Inosine 5'-(trihydrogen diphosphate) (12 Dec 1998) |
| thymidine 5'-diphosphate | Thymidine esterified at its 5' position with diphosphoric acid. Acronym: dTDP (05 Mar 2000) |
| farnesylgeranyl diphosphate synthase | <enzyme> A prenyltransferase which synthesises c25-prenyl diphosphate; distinct from geranylgeranyl diphosphate synthase (EC 2.5.1.29); can use geranylgeranyl diphosphate as a substrate Registry number: EC 2.5.1.- Synonym: fgpp synthase (26 Jun 1999) |
| uridine 5'-diphosphate | A condensation product of uridine and pyrophosphoric acid. See: UDP. (05 Mar 2000) |
| uridine diphosphate | <chemical> Uridine 5'-(trihydrogen diphosphate). A uracil nucleotide containing two phosphate groups esterified to the sugar moiety. Synonym: uridine pyrophosphate; urpp. Chemical name: Uridine 5'-(trihydrogen diphosphate) (12 Dec 1998) |
| uridine diphosphate galactose | <chemical> A nucleoside diphosphate sugar which can be epimerised into udpglucose for entry into the mainstream of carbohydrate metabolism. Serves as a source of galactose in the synthesis of lipopolysaccharides, cerebrosides, and lactose. Chemical name: Uridine 5'-(trihydrogen diphosphate), P'-alpha-D-galactopyranosyl ester (12 Dec 1998) |
| uridine diphosphate glucose | <chemical> A key intermediate in carbohydrate metabolism. Serves as a precursor of glycogen, can be metabolised into udpgalactose and udpglucuronic acid which can then be incorporated into polysaccharides as galactose and glucuronic acid. Also serves as a precursor of sucrose lipopolysaccharides, and glycosphingolipids. Chemical name: Uridine 5'-(trihydrogen diphosphate), P'-alpha-D-glucopyranosyl ester (12 Dec 1998) |
| uridine diphosphate glucose dehydrogenase | <enzyme> An enzyme that catalyses the oxidation of udpglucose to udpglucuronate in the presence of NAD+. Chemical name: UDPglucose:NAD+ 6-oxidoreductase Registry number: EC 1.1.1.22 (12 Dec 1998) |
| uridine diphosphate glucuronic acid | <chemical> A nucleoside diphosphate sugar which serves as a source of glucuronic acid for polysaccharide biosynthesis. It may also be epimerised to udp iduronic acid, which donates iduronic acid to polysaccharides. In animals, udp glucuronic acid is used for formation of many glucosiduronides with various aglycones. Chemical name: alpha-D-Glucopyranuronic acid, 1-P'-ester with uridine 5'-(trihydrogen diphosphate) (12 Dec 1998) |
| uridine diphosphate kinase | <enzyme> Aspect of EC 2.7.4.6 Registry number: EC 2.7.4.- Synonym: udp kinase (26 Jun 1999) |
| uridine diphosphate n-acetylgalactosamine | <chemical> A nucleoside diphosphate sugar which serves as a source of n-acetylgalactosamine for glycoproteins, sulfatides and cerebrosides. Chemical name: Uridine 5'-(trihydrogen diphosphate), P'-(2-(acetylamino)-2-deoxy-alpha-D-galactopyranosyl) ester (12 Dec 1998) |
| uridine diphosphate n-acetylglucosamine | <chemical> Serves as the biological precursor of insect chitin, of muramic acid in bacterial cell walls, and of sialic acids in mammalian glycoproteins. Chemical name: Uridine 5'-(trihydrogen diphosphate), P'-(2-(acetylamino)-2-deoxy-alpha-D-glucopyranosyl) ester (12 Dec 1998) |